Issued Patents All Time
Showing 126–138 of 138 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5894390 | Tape cassette | — | 1999-04-13 |
| 5894391 | Tape cassette | — | 1999-04-13 |
| 5854796 | Method of and apparatus for testing semiconductor memory | — | 1998-12-29 |
| 5790559 | Semiconductor memory testing apparatus | — | 1998-08-04 |
| 5734662 | Period generating device | — | 1998-03-31 |
| 5689392 | Tape cassette | — | 1997-11-18 |
| 5539699 | Flash memory testing apparatus | Hiromi Ohshima | 1996-07-23 |
| 5383077 | Tape cassette having tape guides made of polyethylene | Kazuhiko Hatakawa | 1995-01-17 |
| 5285493 | Radio tele-communication device with received message displaying feature | Kiyoshi Wagai, Tatsuaki Sekigawa, Mitsuji Shiono, Haruhiko Sato | 1994-02-08 |
| 5255144 | Brake device for tape reel in magnetic tape cassette | Yuji Iwahashi, Kiyoshi Urayama, Toshihiro Watanabe, Masanori Tanaka | 1993-10-19 |
| 4984122 | Tape cassette with air blocking baffles | — | 1991-01-08 |
| 4945440 | Tape cassette with transparent reel viewing windows and laminated three-color construction | Yuji Iwahashi, Kiyoshi Urayama | 1990-07-31 |
| 4901171 | Optical tape end sensing arrangement for magnetic tape cassette | Kiyoshi Urayama, Yuji Iwahashi | 1990-02-13 |